Lin Yihe International Center for Child Development. Lin Yihe International Children's Growth Center, which belongs to Zhongzhiyuan Education Industry Investment Group, a subsidiary of Zhongtian Holding Group, is a key project hatched by Zhongzhiyuan since 20 16. Lin Yihe International Children's Growth Center, a night care institution in Haimen, Jiangsu Province, is a one-stop high-quality Montessori education space for preschool children aged 0-6.